.loading {
    position: fixed;
    z-index: 12;
    left: 0;
    top: 0;

    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .5);

    /* display: flex; */
    display: none;
    justify-content: center;
    align-items: center;
}

.loading > div p {
    color: #ccc;
    margin-top: 20px;
}